The BGP Instability Report

The BGP Instability Report is updated daily. This report
was generated on 22 October 2018 06:22 (UTC+1000)

50 Most active ASes for the past 7 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	8151	17409	0.62%	5415	3.21	Uninet S.A. de C.V., MX
2	21520	16489	0.59%	36	458.03	Instituto Tecnologico Autonomo de Mexico(ITAM), MX
3	9829	15954	0.57%	2756	5.79	BSNL-NIB National Internet Backbone, IN
4	12479	15395	0.55%	4932	3.12	UNI2-AS, ES
5	39891	15112	0.54%	3778	4.00	ALJAWWALSTC-AS, SA
6	4538	14166	0.51%	4640	3.05	ERX-CERNET-BKB China Education and Research Network Center, CN
7	6327	13820	0.49%	3455	4.00	SHAW - Shaw Communications Inc., CA
8	7545	13399	0.48%	4462	3.00	TPG-INTERNET-AP TPG Telecom Limited, AU
9	11492	12973	0.46%	3558	3.65	CABLEONE - CABLE ONE, INC., US
10	10620	12686	0.45%	3197	3.97	Telmex Colombia S.A., CO
11	17974	12378	0.44%	2256	5.49	TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, ID
12	45899	11097	0.40%	3025	3.67	VNPT-AS-VN VNPT Corp, VN
13	11830	10635	0.38%	2659	4.00	Instituto Costarricense de Electricidad y Telecom., CR
14	9394	10386	0.37%	2598	4.00	CTTNET China TieTong Telecommunications Corporation, CN
15	7552	10347	0.37%	2985	3.47	VIETEL-AS-AP Viettel Group, VN
16	22773	9752	0.35%	3245	3.01	ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US
17	8551	9729	0.35%	3049	3.19	BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbone, IL
18	8402	9575	0.34%	1273	7.52	CORBINA-AS OJSC "Vimpelcom", RU
19	20940	9497	0.34%	2567	3.70	AKAMAI-ASN1, US
20	9808	9002	0.32%	2250	4.00	CMNET-GD Guangdong Mobile Communication Co.Ltd., CN
21	4766	8630	0.31%	2819	3.06	KIXS-AS-KR Korea Telecom, KR
22	4755	8613	0.31%	2134	4.04	TATACOMM-AS TATA Communications formerly VSNL is Leading ISP, IN
23	18566	8433	0.30%	2157	3.91	MEGAPATH5-US - MegaPath Corporation, US
24	16509	8205	0.29%	2333	3.52	AMAZON-02 - Amazon.com, Inc., US
25	5650	8200	0.29%	2085	3.93	FRONTIER-FRTR - Frontier Communications of America, Inc., US
26	34984	8012	0.29%	2049	3.91	TELLCOM-AS, TR
27	16625	7955	0.28%	2147	3.71	AKAMAI-AS - Akamai Technologies, Inc., US
28	20115	7904	0.28%	2148	3.68	CHARTER-NET-HKY-NC - Charter Communications, US
29	53131	7730	0.28%	61	126.72	GB Informática Ltda, BR
30	9121	7444	0.27%	1862	4.00	TTNET, TR
31	7018	6951	0.25%	1740	3.99	ATT-INTERNET4 - AT&T Services, Inc., US
32	23969	6716	0.24%	1735	3.87	TOT-NET TOT Public Company Limited, TH
33	30036	6627	0.24%	1999	3.32	MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communications Corp, US
34	6849	6570	0.23%	1332	4.93	UKRTELNET, UA
35	12389	6423	0.23%	2118	3.03	ROSTELECOM-AS, RU
36	4808	6323	0.23%	1595	3.96	CHINA169-BJ China Unicom Beijing Province Network, CN
37	6389	6248	0.22%	1562	4.00	BELLSOUTH-NET-BLK - BellSouth.net Inc., US
38	209	6153	0.22%	2051	3.00	CENTURYLINK-US-LEGACY-QWEST - CenturyLink Communications, LLC, US
39	7713	5782	0.21%	1029	5.62	TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
40	18403	5734	0.20%	1468	3.91	FPT-AS-AP The Corporation for Financing & Promoting Technology, VN
41	9498	5705	0.20%	1900	3.00	BBIL-AP BHARTI Airtel Ltd., IN
42	38325	5636	0.20%	97	58.10	WTP-AS-AP WTP, SG
43	9583	5627	0.20%	1648	3.41	SIFY-AS-IN Sify Limited, IN
44	13188	5619	0.20%	1604	3.50	TRIOLAN, UA
45	45609	5588	0.20%	1840	3.04	BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service, IN
46	5972	5533	0.20%	1398	3.96	DNIC-ASBLK-05800-06055 - DoD Network Information Center, US
47	45090	5503	0.20%	1479	3.72	CNNIC-TENCENT-NET-AP Shenzhen Tencent Computer Systems Company Limited, CN
48	50710	5333	0.19%	512	10.42	EARTHLINK-AS, IQ
49	6503	5266	0.19%	1650	3.19	Axtel, S.A.B. de C.V., MX
50	36352	4843	0.17%	1278	3.79	AS-COLOCROSSING - ColoCrossing, US
Total		449107	16.04%

50 Most active ASes for the past 7 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	12524	507.0	0.02%	1	507	, JO
2	21520	458.0	0.59%	36	16489	Instituto Tecnologico Autonomo de Mexico(ITAM), MX
3	135037	263.0	0.03%	3	789	TECHNOASIA-AS-AP Techno Asia InfoTech Pvt. ltd, BD
4	42530	239.2	0.04%	5	1196	ASPLAZMA, UA
5	265876	233.0	0.02%	2	466	EREZUMA MARTIN (T-WIRELESS), AR
6	263923	177.0	0.01%	1	177	Cencob Central Assessoria em Cobrança Lt, BR
7	136009	163.2	0.02%	4	653	SPEEDNET-AS-AP SpeedNet, BD
8	204317	136.5	0.01%	2	273	ADENNET, YE
9	53131	126.7	0.28%	61	7730	GB Informática Ltda, BR
10	27993	123.0	0.01%	2	246	Universidad Nacional del Litoral, AR
11	50231	120.3	0.05%	11	1323	SYRION-AS, PL
12	14600	104.7	0.03%	9	942	MXL-PROD - MX Logic, Inc., US
13	36969	104.5	0.06%	16	1672	MTL-AS, MW
14	328049	104.0	0.00%	1	104	Haupt-Online-AS, ZA
15	327919	102.0	0.00%	1	102	MC-Vision, MU
16	37455	96.9	0.03%	8	775	BHARAT-TEL, MU
17	25695	91.0	0.00%	1	91	LEO, LS
18	328074	85.0	0.00%	1	85	KLIQ-ltd-AS, ZA
19	39249	74.7	0.02%	6	448	KICUA-AS, GI
20	15144	74.0	0.00%	1	74	XYMMETRIX-XYMMETRIX-LLC - Xymmetrix, LLC, US
21	57494	69.4	0.04%	18	1250	ADMAN-AS, RU
22	48663	69.0	0.00%	1	69	PORTFAST-NORTH, GB
23	63271	68.0	0.00%	1	68	ODV - Online Datavault, LLC, US
24	38325	58.1	0.20%	97	5636	WTP-AS-AP WTP, SG
25	61694	57.3	0.03%	13	745	SP2TELECOM LTDA ME, BR
26	61790	53.5	0.00%	2	107	CEARA TELECOMUNICACOES LTDA - ME, BR
27	41176	53.0	0.04%	20	1060	SAHARANET-AS Sahara Net Main NOC AS, SA
28	134716	53.0	0.00%	1	53	SAVANT-ANTIQUE-AS-AP Savant Technologies Inc., PH
29	9821	51.0	0.01%	4	204	DOST-PH-AP Department of Science and Technology, PH
30	16104	49.0	0.00%	1	49	SKB-AS Ajdovscina 4, SI
31	37218	48.0	0.00%	1	48	University-of-Dodoma, TZ
32	29213	46.0	0.00%	3	138	GULAN-AS, UA
33	8104	44.8	0.01%	4	179	PENTA-DC1 - Pentagon Federal Credit Union, US
34	132735	44.1	0.01%	7	309	RAYANTRADERS-AS-AP Rayan Traders, BD
35	11115	43.1	0.02%	11	474	ONLINE-TECH-LLC - Online Tech, LLC, US
36	137307	42.7	0.00%	3	128	IDNIC-NAM-AS-ID PT Nielsen Audience Measurment, ID
37	265216	42.0	0.00%	1	42	BRASILNET TELECOM LTDA - ME, BR
38	202494	42.0	0.00%	1	42	TUPRAS, TR
39	51852	40.9	0.02%	14	573	PLI-AS, CH
40	26878	40.4	0.02%	14	566	TWRS-NYC - Towerstream I, Inc., US
41	31496	36.2	0.01%	4	145	ATNET-AS Arkhangelsk branch, RU
42	135420	36.2	0.01%	5	181	AS-MEDIAONLINE Media Online, BD
43	136654	34.8	0.00%	4	139	KRISHNAB-AS-IN Krishna Broadband, IN
44	18465	34.7	0.01%	11	382	WORKDAY-01 - Workday, Inc., US
45	1516	34.0	0.04%	29	987	DNIC-ASBLK-01513-01518 - Headquarters, USAISC, US
46	265140	34.0	0.00%	1	34	DUPONT & SCHWANKE LTDA, BR
47	134094	32.7	0.01%	10	327	SERVERFIELD-AP Serverfield Co., Ltd., TW
48	131271	32.3	0.00%	3	97	ABSATELLITE-AS-AP Asia Broadcast Satellite Ltd., HK
49	134236	32.1	0.01%	8	257	TETRASOFT-AS-AP Sheikh Mohammad Zulfiquer t/a Tetrasoft, BD
50	16370	32.0	0.01%
Total		4738	1.72%

50 Most active Prefixes for the past 7 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	24.139.172.0/24	1304	0.05%	14638 -- LCPRL - Liberty Cablevision of Puerto Rico, US
2	24.139.177.0/24	1302	0.05%	14638 -- LCPRL - Liberty Cablevision of Puerto Rico, US
3	109.196.63.0/24	1283	0.05%	50231 -- SYRION-AS, PL
4	148.205.18.0/24	1275	0.05%	21520 -- Instituto Tecnologico Autonomo de Mexico(ITAM), MX
5	148.205.19.0/24	1273	0.05%	21520 -- Instituto Tecnologico Autonomo de Mexico(ITAM), MX
6	148.205.12.0/24	1273	0.05%	21520 -- Instituto Tecnologico Autonomo de Mexico(ITAM), MX
7	148.205.17.0/24	1268	0.05%	21520 -- Instituto Tecnologico Autonomo de Mexico(ITAM), MX
8	148.205.13.0/24	1266	0.04%	21520 -- Instituto Tecnologico Autonomo de Mexico(ITAM), MX
9	148.205.16.0/24	1265	0.04%	21520 -- Instituto Tecnologico Autonomo de Mexico(ITAM), MX
10	148.205.100.0/22	1265	0.04%	21520 -- Instituto Tecnologico Autonomo de Mexico(ITAM), MX
11	148.205.83.0/24	1261	0.04%	21520 -- Instituto Tecnologico Autonomo de Mexico(ITAM), MX
12	148.205.90.0/24	1256	0.04%	21520 -- Instituto Tecnologico Autonomo de Mexico(ITAM), MX
13	148.205.85.0/24	1256	0.04%	21520 -- Instituto Tecnologico Autonomo de Mexico(ITAM), MX
14	148.205.89.0/24	1252	0.04%	21520 -- Instituto Tecnologico Autonomo de Mexico(ITAM), MX
15	148.205.86.0/24	1251	0.04%	21520 -- Instituto Tecnologico Autonomo de Mexico(ITAM), MX
16	148.205.156.0/22	1236	0.04%	21520 -- Instituto Tecnologico Autonomo de Mexico(ITAM), MX
17	81.163.124.0/24	1183	0.04%	42530 -- ASPLAZMA, UA
18	91.230.124.0/24	1014	0.04%	41176 -- SAHARANET-AS Sahara Net Main NOC AS, SA 44577 -- SEC_AS, SA
19	208.65.144.0/24	913	0.03%	14600 -- MXL-PROD - MX Logic, Inc., US
20	41.221.96.0/20	794	0.03%	36969 -- MTL-AS, MW
21	41.87.0.0/19	751	0.03%	36969 -- MTL-AS, MW
22	104.237.191.0/24	747	0.03%	36040 -- YOUTUBE - Google LLC, US
23	197.159.195.0/24	613	0.02%	37381 -- VIPNET, CI
24	120.50.4.0/23	554	0.02%	38712 -- TELNET-AS-BD-AP Telnet Communication Limited, BD
25	64.17.246.0/23	515	0.02%	26878 -- TWRS-NYC - Towerstream I, Inc., US
26	214.4.251.0/24	510	0.02%	27064 -- DNIC-ASBLK-27032-27159 - DoD Network Information Center, US
27	214.27.168.0/22	509	0.02%	27064 -- DNIC-ASBLK-27032-27159 - DoD Network Information Center, US
28	95.140.160.0/24	507	0.02%	12524 -- , JO
29	68.70.218.0/24	505	0.02%	13904 -- COSLINK - Cherryland Services Inc, US
30	68.70.217.0/24	505	0.02%	13904 -- COSLINK - Cherryland Services Inc, US
31	216.238.255.0/24	484	0.02%	13904 -- COSLINK - Cherryland Services Inc, US
32	172.58.80.0/21	374	0.01%	21928 -- T-MOBILE-AS21928 - T-Mobile USA, Inc., US
33	209.177.171.0/24	348	0.01%	18465 -- WORKDAY-01 - Workday, Inc., US
34	68.69.37.0/24	321	0.01%	14858 -- HISNET - Hanson Information Systems, Inc. / Family Net, US 19058 -- IRTC-NET - Illinois Rural Telecommunication Co., US
35	103.79.183.0/24	317	0.01%	136009 -- SPEEDNET-AS-AP SpeedNet, BD
36	103.79.182.0/24	317	0.01%	136009 -- SPEEDNET-AS-AP SpeedNet, BD
37	103.51.142.0/24	298	0.01%	134094 -- SERVERFIELD-AP Serverfield Co., Ltd., TW
38	45.64.132.0/24	296	0.01%	24323 -- AAMRA-NETWORKS-AS-AP aamra networks limited, BD
39	68.69.45.0/24	295	0.01%	14858 -- HISNET - Hanson Information Systems, Inc. / Family Net, US 19058 -- IRTC-NET - Illinois Rural Telecommunication Co., US
40	103.73.226.0/24	285	0.01%	132735 -- RAYANTRADERS-AS-AP Rayan Traders, BD
41	191.7.204.0/23	278	0.01%	263327 -- ONLINE SERVICOS DE TELECOMUNICACOES LTDA, BR
42	198.228.186.0/24	274	0.01%	852 -- ASN852 - TELUS Communications Inc., CA
43	113.20.146.0/23	274	0.01%	38325 -- WTP-AS-AP WTP, SG
44	182.239.38.0/23	274	0.01%	38325 -- WTP-AS-AP WTP, SG
45	113.20.148.0/23	273	0.01%	38325 -- WTP-AS-AP WTP, SG
46	27.106.216.0/23	273	0.01%	38325 -- WTP-AS-AP WTP, SG
47	27.106.218.0/23	272	0.01%	38325 -- WTP-AS-AP WTP, SG
48	122.252.26.0/23	272	0.01%	38325 -- WTP-AS-AP WTP, SG
49	182.239.36.0/23	271	0.01%	38325 -- WTP-AS-AP WTP, SG
50	119.2.38.0/23	269	0.01%	38325 -- WTP-AS-AP WTP, SG
Total		35971	1.28%

7 Day BGP Profile: 15-October-2018 00:00 - 21-October-2018 23:59 (UTC+1000)

Number of BGP Update Messages:	755399
Number of Prefix Updates:	2803743
Number of Prefix Withdrawals:	13087
Average Prefixes per BGP Update:	3.73
Average BGP Update Messages per second:	16.67
Average Prefix Updates per second:	62.15
Peak BGP Update Message Rate per second:	7764	(10:43:26 Sun, 14-Oct-2018)
Peak Prefix Update Rate per second:	473	(11:09:34 Sun, 14-Oct-2018)
Peak Prefix Withdraw Rate per second:	24883	(04:24:57 Sun, 14-Oct-2018)
Prefix Count:	740611
Updated Prefix Count:	740610
Stable Prefix Count:	1
Origin AS Count:	62126
Updated Origin AS Count:	62094
Stable Origin AS Count:	32
Unique Path Count:	206824
Updated Path Count:	168239
Stable Path Count:	38585

Hourly Average of Per-Second Updated and Withdrawn Prefix Rate

Hourly Peak of Per-Second Updated and Withdrawn Prefix Rate

Hourly Average Per-Second Updated Prefix Rate by Update Type

Hourly Peak of Per-Second Updated Prefix Rate by Update Type

BGP Table Activity

Cumulative Distribution of per-Prefix and per-AS Updates

Notes

The data has been gathered using a single eBGP peering with AS 131072. The observations of BGP path change are relative to this observation point. The updates are generated by a Quagga BGP implementation providing a timestamped log of incoming update messages. The timezone of this monitoring point is UTC+1000. Updates are processed on a 24 hour cycle.